1. This paper presents the preliminary investigation on chondromalacia patella at our department in recent years.

2. Results indicated that patella chondromalacia was caused by lower pressure of articular surface and bad metabolization.

3. Method To treat 320 cases of chondromalacia patellae with different manipulations, such as and dispersing.

4. Objective To observe the effect of massage manipulation on chondromalacia patellae.

5. Objective To study the effects of arthroscopic realignment surgery for patellofemoral chondromalacia by bilateral retinaculum releasing and traditional Chinese medicine washout.

6. Conclusion Massage manipulation is an effective method to treat chondromalacia patellae.